"Attack on Technodrome, Part One",
"Attack on Technodrome, Part Two",
"Attack on Technodrome, Part Three",
"Attack on Technodrome, Part Four"
Collects Teenage Mutant Ninja Turtles (2011) #41-44.
*Time is short as Krang accelerates his plan to terraform the Earth, which will kill all who live on it! A surprise alliance results in a daring plan—and the stakes have never been higher! *Source: idwpublishing.com